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　　772010-01-20Design and Analysis of Injection Mould for Plastic Helical Gear       Zhao Shiyou -   110045 - Shenyang Polytechnic College, Shenyang 110045, China : 6(PA6)  Abstract : Taking PA6 as the study object, the structure of injection mould with four cavities was designed and analyzed, and the plastic part being demoulded easily was realized.  : 6    Key words : Polyamide6(PA6); Plastic helical gear; Injection mould; Point gate feeding; Rotating demould 1005-33602010 05-077-03                    1 PA6 6 PA6        PA6   30030 minPA6 0.3%  PA6 0.02 mm       PA6 PA6 60~90          300 [1]PA6   : A : TQ320.52塑料斜齿轮注塑模具设计与分析d 772010/4/27 20:59:25